Patents by Inventor Jan Kroeger

Jan Kroeger has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Rolling-element bearing assembly
    Patent number: 11655854
    Abstract: A rolling-element bearing assembly includes a first bearing ring and a second bearing ring that define a bearing interior between them, a plurality of rolling elements disposed in the bearing interior to allow a relative rotation of first and second bearing rings, and a seal assembly for sealing the bearing interior. The seal assembly includes a seal carrier that is connected to the first bearing ring such that they rotate together and a seal element that is connected to the seal carrier such that they rotate together, and the seal carrier comprises a fiber-reinforced plastic.
    Type: Grant
    Filed: November 4, 2020
    Date of Patent: May 23, 2023
    Assignee: AKTIEBOLAGET SKF
    Inventors: Jan Kroeger, Peter Lemper, Hans-Juergen Liesegang, Klaus-Dieter Schulz
  • Rolling-element bearing assembly
    Patent number: 11428269
    Abstract: A rolling-element bearing assembly includes first and second bearing rings that form a bearing interior between them and a plurality of rolling elements disposed in the bearing interior and a seal assembly for sealing the bearing interior. The seal assembly includes a seal carrier and a seal element having at least one primary seal lip for sealing the bearing interior and a secondary seal lip for sealing against external contamination. The seal element is connected to the seal carrier such that the primary seal lip and the secondary seal lip abut axially against an axial end surface of the second bearing ring.
    Type: Grant
    Filed: November 4, 2020
    Date of Patent: August 30, 2022
    Assignee: AKTIEBOLAGET SKF
    Inventors: Jan Kroeger, Peter Lemper, Hans-Juergen Liesegang, Klaus-Dieter Schulz
  • ROLLING-ELEMENT BEARING ASSEMBLY
    Publication number: 20210140483
    Abstract: A rolling-element bearing assembly includes a first bearing ring and a second bearing ring that define a bearing interior between them, a plurality of rolling elements disposed in the bearing interior to allow a relative rotation of first and second bearing rings, and a seal assembly for sealing the bearing interior. The seal assembly includes a seal carrier that is connected to the first bearing ring such that they rotate together and a seal element that is connected to the seal carrier such that they rotate together, and the seal carrier comprises a fiber-reinforced plastic.
    Type: Application
    Filed: November 4, 2020
    Publication date: May 13, 2021
    Inventors: Jan Kroeger, Peter Lemper, Hans-Juergen Liesegang, Klaus-Dieter Schulz
  • ROLLING-ELEMENT BEARING ASSEMBLY
    Publication number: 20210140485
    Abstract: A rolling-element bearing assembly includes first and second bearing rings that form a bearing interior between them and a plurality of rolling elements disposed in the bearing interior and a seal assembly for sealing the bearing interior. The seal assembly includes a seal carrier and a seal element having at least one primary seal lip for sealing the bearing interior and a secondary seal lip for sealing against external contamination. The seal element is connected to the seal carrier such that the primary seal lip and the secondary seal lip abut axially against an axial end surface of the second bearing ring.
    Type: Application
    Filed: November 4, 2020
    Publication date: May 13, 2021
    Inventors: Jan Kroeger, Peter Lemper, Hans-Juergen Liesegang, Klaus-Dieter Schulz